How to Check the Integrity of a CacheFS
File System

Use the fsck command to check the integrity of CacheFS
file systems. The CacheFS version of the fsck command automatically
corrects problems without requiring user interaction. You should not need
to run the fsck command manually for CacheFS file systems
because the fsck command is run automatically at boot time
or when the file system is mounted. If you want to manually check the integrity,
you can use the following procedure.